Fixed issue with ev_vec_push macros

Signed-off-by: Robear Selwans <robear.selwans@outlook.com>

.gitea/workflows/run_tests.yaml

@@ -0,0 +1,37 @@
+name: Run tests
+run-name: Running Tests
+on: [push]
+
+jobs:
+  Run tests:
+    runs-on: ubuntu-latest
+
+    container:
+      image: git.neosisyphus.com/evol3d/evol-testbed:latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Configure
+        run: meson setup build
+        # run: meson setup -Db_coverage=true build
+
+      - name: Run Tests
+        run: meson test -C build
+
+      - name: Run Memory Tests
+        if: always()
+        run: meson test -C build --wrapper=valgrind
+
+      # - name: Generate coverage report
+      #   if: always()
+      #   run: ninja coverage-html -C build
+
+      - name: Upload Logs
+        if: always()
+        uses: https://git.neosisyphus.com/mo7sen/upload-artifact-gitea@v7
+        with:
+          path: |
+            build/meson-logs/meson-log.txt
+            build/meson-logs/meson-setup.txt
+            build/meson-logs/testlog.txt
+          archive: false

.gitignore

@@ -0,0 +1,2 @@
+.cache
+build

build_options/meson-clang-linux

@@ -0,0 +1,11 @@
+[binaries]
+c = 'clang-19'
+c_ld = 'lld-19'
+cpp = 'clang++-19'
+cpp_ld = 'lld-19'
+
+[properties]
+c_args = ['-DEV_CC_CLANG=1','-fcolor-diagnostics', '-fansi-escape-codes']
+
+[cmake]
+CMAKE_C_COMPILER = 'clang-19'

build_options/meson-clang-win

@@ -0,0 +1,11 @@
+[binaries]
+c = 'clang.exe'
+c_ld = 'lld'
+cpp = 'clang++.exe'
+cpp_ld = 'lld'
+
+[properties]
+c_args = ['-DEV_CC_CLANG=1','-fcolor-diagnostics', '-fansi-escape-codes']
+
+[cmake]
+CMAKE_C_COMPILER = 'clang.exe'

buildfiles/ev_log.c

@@ -0,0 +1,2 @@
+#define EV_LOG_IMPLEMENTATION
+#include "../ev_log.h"

defines.h

@@ -67,18 +67,18 @@
 # if defined(_MSC_VER)
 #  undef EV_CC_MSVC
 #  define EV_CC_MSVC 1
-# elif defined(__GNUC__)
-#  undef EV_CC_GCC
-#  define EV_CC_GCC 1
 # elif defined(__clang)
 #  undef EV_CC_CLANG
 #  define EV_CC_CLANG 1
+# elif defined(__GNUC__)
+#  undef EV_CC_GCC
+#  define EV_CC_GCC 1
 # else
 #  error EV_CC_UNKNOWN
 # endif
 #endif
 
-#if !defined(EV_BUILDTYPE_DEBUG) && !defined(EV_BUILDTYPE_DEBUG_OPT) && !defined(EV_BUILDTYPE_RELEASE)
+#if !defined(EV_BUILDTYPE_DEBUG) && !defined(EV_BUILDTYPE_DEBUGOPT) && !defined(EV_BUILDTYPE_RELEASE)
 #define EV_BUILDTYPE_RELEASE 1
 #endif
 

ev_hash.h

@@ -6,7 +6,7 @@
 /*!
  * \brief MurmurHash3 64-bit version. Returns 64-bit hash instead of 128
  */
-u64 ev_hash_murmur3(const void *data, u32 len, u64 seed);
+u64 ev_hash_murmur3(const void *data, u32 len, u32 seed);
 
 #ifdef EV_HASH_IMPLEMENTATION
 #undef EV_HASH_IMPLEMENTATION
@@ -151,7 +151,7 @@ void MurmurHash3_x64_128 ( const void * key, const u32 len,
 
 //-----------------------------------------------------------------------------
 
-u64 ev_hash_murmur3(const void *data, u32 len, u64 seed)
+u64 ev_hash_murmur3(const void *data, u32 len, u32 seed)
 {
   u64 out[2];
   MurmurHash3_x64_128(data, len, (u32)seed, out);

ev_helpers.h

@@ -23,12 +23,18 @@ evstring_readFile(
 #ifdef EV_HELPERS_IMPLEMENTATION
 #undef EV_HELPERS_IMPLEMENTATION
 
+
 evstring
 evstring_readFile(
   evstring filePath)
 {
-  FILE* f = fopen(filePath, "rb");
+  FILE* f = NULL;
+#if EV_OS_WINDOWS
+  if(fopen_s(&f,filePath,"rb")) return EV_INVALID(evstring);
+#else
+  f = fopen(filePath, "rb");
   if(f == NULL) return EV_INVALID(evstring);
+#endif
 
   fseek(f, 0, SEEK_END);
   u32 buflen = ftell(f);

ev_internal.h

@@ -1,15 +1,17 @@
 #ifndef EV_HEADERS_INTERNAL_H
 #define EV_HEADERS_INTERNAL_H
 
-typedef signed char   i8;
+#include <stdint.h>
-typedef short int     i16;
-typedef int           i32;
-typedef long long int i64;
 
-typedef unsigned char          u8;
+typedef int8_t  i8;
-typedef unsigned short int     u16;
+typedef int16_t i16;
-typedef unsigned int           u32;
+typedef int32_t i32;
-typedef unsigned long long int u64;
+typedef int64_t i64;
+
+typedef uint8_t  u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef uint64_t u64;
 
 typedef float  f32;
 typedef double f64;

ev_log.h

@@ -0,0 +1,202 @@
+#ifndef EV_HEADERS_LOG_H
+#define EV_HEADERS_LOG_H
+
+#define EV_LOG_USE_COLOR
+
+#include "ev_internal.h"
+
+#include "stdarg.h"
+#include "stdbool.h"
+#include "stdio.h"
+#include "time.h"
+
+typedef struct {
+  va_list ap;
+  const char* fmt;
+  const char* file;
+  struct tm* time;
+  void* udata;
+  int line;
+  int level;
+} ev_log_event_t;
+
+typedef void (*ev_log_log_fn)(ev_log_event_t* ev);
+typedef void (*ev_log_lock_fn)(bool lock, void* udata);
+
+typedef enum {
+  EV_LOG_TRACE,
+  EV_LOG_DEBUG,
+  EV_LOG_INFO ,
+  EV_LOG_WARN ,
+  EV_LOG_ERROR,
+  EV_LOG_FATAL,
+} ev_log_level;
+
+#define ev_log_trace(...) ev_log(EV_LOG_TRACE, __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_debug(...) ev_log(EV_LOG_DEBUG, __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_info(...)  ev_log(EV_LOG_INFO , __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_warn(...)  ev_log(EV_LOG_WARN , __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_error(...) ev_log(EV_LOG_ERROR, __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_fatal(...) ev_log(EV_LOG_FATAL, __FILE__, __LINE__, __VA_ARGS__)
+
+const char* ev_log_level_string(ev_log_level level);
+void ev_log_set_lock(ev_log_lock_fn fn, void* udata);
+void ev_log_set_level(ev_log_level level);
+void ev_log_set_quiet(bool enable);
+i32 ev_log_add_callback(ev_log_log_fn fn, void* udata, ev_log_level level);
+i32 ev_log_add_fp(FILE *fp, ev_log_level level);
+
+void ev_log(ev_log_level level, const char* file, u32 line, const char* fmt, ...);
+
+#ifdef EV_LOG_IMPLEMENTATION
+#undef EV_LOG_IMPLEMENTATION
+
+#define MAX_CALLBACKS 32
+
+typedef struct {
+  ev_log_log_fn fn;
+  void* udata;
+  ev_log_level level;
+} ev_log_callback_t;
+
+struct {
+  void* udata;
+  ev_log_lock_fn lock;
+  ev_log_level level;
+  bool quiet;
+  ev_log_callback_t callbacks[MAX_CALLBACKS];
+} G;
+
+static const char* level_strings[] = {
+  "TRACE", "DEBUG", "INFO", "WARN", "ERROR", "FATAL"
+};
+
+static const char* level_colors[] = {
+  "\x1b[94m", "\x1b[36m", "\x1b[32m", "\x1b[33m", "\x1b[31m", "\x1b[35m"
+};
+
+static void ev_log_stdout_callback(ev_log_event_t* ev)
+{
+  char buf[16];
+  buf[strftime(buf, sizeof(buf), "%H:%M:%S", ev->time)] = '\0';
+#ifdef EV_LOG_USE_COLOR
+  fprintf(
+    ev->udata, "%s %s%-5s\x1b[0m \x1b[90m%s:%d:\x1b[0m ",
+    buf, level_colors[ev->level], level_strings[ev->level],
+    ev->file, ev->line);
+#else
+  fprintf(
+    ev->udata, "%s %-5s %s:%d: ",
+    buf, level_strings[ev->level], ev->file, ev->line);
+#endif
+  vfprintf(ev->udata, ev->fmt, ev->ap);
+  fprintf(ev->udata, "\n");
+  fflush(ev->udata);
+}
+
+static void ev_log_file_callback(ev_log_event_t* ev) 
+{
+  char buf[64];
+  buf[strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S", ev->time)] = '\0';
+  fprintf(
+    ev->udata, "%s %-5s %s:%d: ",
+    buf, level_strings[ev->level], ev->file, ev->line);
+  vfprintf(ev->udata, ev->fmt, ev->ap);
+  fprintf(ev->udata, "\n");
+  fflush(ev->udata);
+}
+
+static void lock(void)
+{
+  if(G.lock)
+    G.lock(true, G.udata);
+}
+
+static void unlock(void)
+{
+  if(G.lock)
+    G.lock(false, G.udata);
+}
+
+const char* ev_log_level_string(ev_log_level level) 
+{
+  return level_strings[level];
+}
+
+void ev_log_set_lock(ev_log_lock_fn fn, void* udata) 
+{
+  G.lock = fn;
+  G.udata = udata;
+}
+
+
+void ev_log_set_level(ev_log_level level) 
+{
+  G.level = level;
+}
+
+void ev_log_set_quiet(bool enable) 
+{
+  G.quiet = enable;
+}
+
+i32 ev_log_add_callback(ev_log_log_fn fn, void* udata, ev_log_level level) 
+{
+  for (i32 i = 0; i < MAX_CALLBACKS; i++) {
+    if (!G.callbacks[i].fn) {
+      G.callbacks[i] = (ev_log_callback_t) { fn, udata, level };
+      return 0;
+    }
+  }
+  return -1;
+}
+
+
+i32 ev_log_add_fp(FILE *fp, ev_log_level level) 
+{
+  return ev_log_add_callback(ev_log_file_callback, fp, level);
+}
+
+
+static void init_event(ev_log_event_t* ev, void* udata) 
+{
+  if (!ev->time) {
+    time_t t = time(NULL);
+    ev->time = localtime(&t);
+  }
+  ev->udata = udata;
+}
+
+void ev_log(ev_log_level level, const char* file, u32 line, const char* fmt, ...) 
+{
+  ev_log_event_t ev = {
+    .fmt   = fmt,
+    .file  = file,
+    .line  = line,
+    .level = level,
+  };
+
+  lock();
+
+  if (!G.quiet && level >= G.level) {
+    init_event(&ev, stderr);
+    va_start(ev.ap, fmt);
+    ev_log_stdout_callback(&ev);
+    va_end(ev.ap);
+  }
+
+  for (i32 i = 0; i < MAX_CALLBACKS && G.callbacks[i].fn; i++) {
+    ev_log_callback_t* cb = &G.callbacks[i];
+    if (level >= cb->level) {
+      init_event(&ev, cb->udata);
+      va_start(ev.ap, fmt);
+      cb->fn(&ev);
+      va_end(ev.ap);
+    }
+  }
+
+  unlock();
+}
+
+#endif
+#endif

ev_macros.h

@@ -143,7 +143,7 @@
 /*!
  * \brief Macro that returns the number of arguments passed to it.
  */
-#define EV_VA_ARGS_NARG(...) EV_VA_ARGS_NARG_IMPL(_, ## __VA_ARGS__, EV_VA_ARGS_RSEQ_N())
+#define EV_VA_ARGS_NARG(...) EV_VA_ARGS_NARG_IMPL(_ __VA_OPT__(,__VA_ARGS__), EV_VA_ARGS_RSEQ_N())
 #define EV_VA_ARGS_NARG_IMPL(...) EV_VA_ARGS_ARG_N(__VA_ARGS__)
 #define EV_VA_ARGS_ARG_N(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _13, _14, _15, _16, _17, _18, _19, _20, _21, _22, _23, _24, _25, _26, _27, _28, _29, _30, _31, _32, _33, _34, _35, _36, _37, _38, _39, _40, _41, _42, _43, _44, _45, _46, _47, _48, _49, _50, _51, _52, _53, _54, _55, _56, _57, _58, _59, _60, _61, _62, _63, _64, N, ...) N
 #define EV_VA_ARGS_RSEQ_N() 64, 63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 51, 50, 49, 48, 47, 46, 45, 44, 43, 42, 41, 40, 39, 38, 37, 36, 35, 34, 33, 32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0

ev_numeric.h

@@ -5,20 +5,20 @@
 #include "ev_types.h"
 
 // Signed integers
-TYPEDATA_GEN(i8);
+TYPEDATA_GEN(i8)
-TYPEDATA_GEN(i16);
+TYPEDATA_GEN(i16)
-TYPEDATA_GEN(i32);
+TYPEDATA_GEN(i32)
-TYPEDATA_GEN(i64);
+TYPEDATA_GEN(i64)
 
 // Unsigned integers
-TYPEDATA_GEN(u8 );
+TYPEDATA_GEN(u8 )
-TYPEDATA_GEN(u16);
+TYPEDATA_GEN(u16)
-TYPEDATA_GEN(u32);
+TYPEDATA_GEN(u32)
-TYPEDATA_GEN(u64);
+TYPEDATA_GEN(u64)
 
 // Floating-Point Numbers
-TYPEDATA_GEN(f32);
+TYPEDATA_GEN(f32)
-TYPEDATA_GEN(f64);
+TYPEDATA_GEN(f64)
 
 struct Int8Data  { i8  MIN; i8  MAX; };
 struct Int16Data { i16 MIN; i16 MAX; };
@@ -97,4 +97,15 @@ static const struct Float64Data Float64 =
   .EPS     =  2.2204460492503131e-016
 };
 
+#if !EV_OS_WINDOWS
+#define max(a,b) \
+  ({ __typeof__(a) _a = (a); \
+     __typeof__(b) _b = (b); \
+     _a > _b ? _a : _b; })
+#define min(a,b) \
+  ({ __typeof__(a) _a = (a); \
+     __typeof__(b) _b = (b); \
+     _a < _b ? _a : _b; })
+#endif
+
 #endif // EV_HEADERS_NUMERIC_H

ev_str.h

@@ -43,18 +43,25 @@
 #define EV_STR_GROWTH_FACTOR 3 / 2
 #endif
 
+#ifndef EV_STR_MIN_CAPACITY
+/*!
+ * \brief Rate at which an evstring grows whenever a resize is needed
+ */
+#define EV_STR_MIN_CAPACITY 4
+#endif
+
 typedef char *evstring;
 
 typedef enum {
     EV_STR_ERR_NONE = 0,
     EV_STR_ERR_OOM = -1,
 } evstring_error_t;
-TYPEDATA_GEN(evstring_error_t, DEFAULT(EV_STR_ERR_NONE));
+TYPEDATA_GEN(evstring_error_t, DEFAULT(EV_STR_ERR_NONE))
 
 struct evstr_meta_t {
     EV_DEBUG(u64 magic;)
     u64 length;
-    u64 size;
+    u64 capacity;
     enum {
         EV_STR_ALLOCATION_TYPE_STACK,
         EV_STR_ALLOCATION_TYPE_HEAP
@@ -67,7 +74,7 @@ struct evstr_meta_t {
     (( struct { struct evstr_meta_t meta; char data[len]; } ) { \
         EV_DEBUG(.meta.magic = EV_STR_evstring_MAGIC,) \
         .meta.length = len-1, \
-        .meta.size = len, \
+        .meta.capacity = len, \
         .meta.allocationType = EV_STR_ALLOCATION_TYPE_STACK, \
         .data = str \
     }).data
@@ -120,6 +127,11 @@ evstring_cmp(
     const evstring s1,
     const evstring s2);
 
+EV_STR_API i32
+evstring_view_cmp(
+    const evstring_view v1,
+    const evstring_view v2);
+
 EV_STR_API evstring_error_t
 evstring_pushChar(
     evstring *s,
@@ -146,7 +158,7 @@ evstring_slice(
     i64 begin,
     i64 end);
 
-EV_STR_API i32
+EV_STR_API evstring_error_t
 evstring_pushView(
     evstring *s,
     evstring_view ref);
@@ -171,11 +183,6 @@ evstring_findFirst(
     const evstring text,
     const evstring query);
 
-evstring_view
-__evstring_findFirst_impl(
-    evstring_view text,
-    evstring_view query);
-
 EV_STR_API evstring
 evstring_replaceFirst(
     const evstring text,
@@ -197,9 +204,30 @@ DEFINE_EQUAL_FUNCTION(evstring, Default)
   return evstring_cmp(*(evstring*)self, *(evstring*)other) == 0;
 }
 
+DEFINE_COPY_FUNCTION(evstring, Default)
+{
+  *(evstring*)dst = evstring_newFromStr(*src);
+}
+
+DEFINE_FREE_FUNCTION(evstring, Default)
+{
+  evstring_free(*self);
+}
+
 TYPEDATA_GEN(evstring,
-    EQUAL(Default)
+    EQUAL(Default),
-);
+    COPY(Default),
+    FREE(Default)
+)
+
+DEFINE_EQUAL_FUNCTION(evstring_view, Default)
+{
+  return evstring_view_cmp(*self, *other) == 0;
+}
+
+TYPEDATA_GEN(evstring_view,
+    EQUAL(Default),
+)
 
 
 #if defined(EV_STR_IMPLEMENTATION)
@@ -237,9 +265,10 @@ evstring_new_impl(
     const char *data,
     u64 len)
 {
-    u64 size = sizeof(struct evstr_meta_t) + len + 1;
+    u64 str_cap = len + 1;
+    u64 alloc_size = sizeof(struct evstr_meta_t) + str_cap;
 
-    void *p = ev_str_malloc(size);
+    void *p = ev_str_malloc(alloc_size);
     assert(p); // Raised if malloc fails
 
     struct evstr_meta_t *meta = (struct evstr_meta_t *)p;
@@ -248,7 +277,7 @@ EV_DEBUG
     meta->magic = EV_STR_evstring_MAGIC;
 )
     meta->length = len;
-    meta->size = size;
+    meta->capacity = str_cap;
     meta->allocationType = EV_STR_ALLOCATION_TYPE_HEAP;
 
     evstring s = (evstring)(meta + 1);
@@ -269,10 +298,11 @@ evstring_newFmt_v(
 {
     va_list test;
     va_copy(test, args);
-    i32 len = vsnprintf(NULL, 0, fmt, test);
+    i32 expected_len = vsnprintf(NULL, 0, fmt, test);
-    if(len < 0) {
+    if(expected_len < 0) {
         return EV_INVALID(evstring);
     }
+    size_t len = (size_t)expected_len; 
     evstring res = evstring_new_impl(NULL, 0);
     evstring_setLength(&res, len);
     vsnprintf(res, len + 1, fmt, args);
@@ -318,7 +348,7 @@ evstring_free(
 {
     evstr_asserttype(s);
     if(META(s)->allocationType == EV_STR_ALLOCATION_TYPE_HEAP) {
-        free(META(s));
+        ev_str_free(META(s));
     }
 }
 
@@ -331,9 +361,9 @@ evstring_getLength(
 }
 
 evstring_error_t
-evstring_setSize(
+evstring_setCapacity(
     evstring *s,
-    size_t newsize)
+    size_t new_capacity)
 {
     evstr_asserttype(*s);
     struct evstr_meta_t *meta = META(*s);
@@ -341,12 +371,12 @@ evstring_setSize(
         return EV_STR_ERR_OOM;
     }
 
-    if(meta->size == newsize) {
+    if(meta->capacity == new_capacity) {
         return EV_STR_ERR_NONE;
     }
 
     void *buf = (void*)meta;
-    void *tmp = ev_str_realloc(buf, sizeof(struct evstr_meta_t) + newsize);
+    void *tmp = ev_str_realloc(buf, sizeof(struct evstr_meta_t) + new_capacity);
 
     if (!tmp) {
         return EV_STR_ERR_OOM;
@@ -358,7 +388,7 @@ evstring_setSize(
         *s = (evstring)(meta+1);
     }
 
-    meta->size = newsize;
+    meta->capacity = new_capacity;
     return EV_STR_ERR_NONE;
 }
 
@@ -367,7 +397,8 @@ evstring_grow(
     evstring *s)
 {
     evstr_asserttype(*s);
-    return evstring_setSize(s, META(*s)->size * EV_STR_GROWTH_FACTOR);
+    u64 new_cap = max(EV_STR_MIN_CAPACITY, META(*s)->capacity * EV_STR_GROWTH_FACTOR);
+    return evstring_setCapacity(s, new_cap);
 }
 
 evstring_error_t
@@ -381,8 +412,8 @@ evstring_setLength(
         return EV_STR_ERR_NONE;
     }
 
-    u64 required_size = sizeof(struct evstr_meta_t) + newlen + 1;
+    u64 required_capacity = newlen + 1;
-    while(required_size > meta->size) {
+    while(required_capacity > meta->capacity) {
         evstring_error_t grow_err = evstring_grow(s);
         if(grow_err) {
             return grow_err;
@@ -390,6 +421,7 @@ evstring_setLength(
         meta = META(*s);
     }
     meta->length = newlen;
+    (*s)[newlen] = 0;
 
     return EV_STR_ERR_NONE;
 }
@@ -417,6 +449,19 @@ evstring_cmp(
     return memcmp(s1, s2, len1);
 }
 
+i32
+evstring_view_cmp(
+    const evstring_view v1,
+    const evstring_view v2)
+{
+    evstr_asserttype(v1.data);
+    evstr_asserttype(v2.data);
+    if(v1.len != v2.len) {
+        return 1;
+    }
+    return memcmp(v1.data+v1.offset, v2.data+v2.offset, v1.len);
+}
+
 
 evstring_error_t
 evstring_push_impl(
@@ -427,9 +472,18 @@ evstring_push_impl(
     evstr_asserttype(*s);
     struct evstr_meta_t *meta = META(*s);
 
+    // Overlapping ranges, need to copy `data` to keep it alive after growing
+    if(*s < data + sz && data < *s + meta->length)
+    {
+      char *old_data = data;
+      data = ev_str_malloc(sz);
+      if(data == NULL) return EV_STR_ERR_OOM;
+      memcpy(data, old_data, sz);
+    }
+
     // TODO Find a more efficient approach?
-    u64 required_size = sizeof(struct evstr_meta_t) + meta->length + sz + 1;
+    u64 required_capacity = meta->length + sz + 1;
-    while(required_size > meta->size) { // `<=` because of the null terminator
+    while(required_capacity > meta->capacity) { // `<=` because of the null terminator
         evstring_error_t grow_err = evstring_grow(s);
         if(grow_err != EV_STR_ERR_NONE) {
             return grow_err;
@@ -486,10 +540,13 @@ evstring_slice(
     u64 wrapped_begin = begin < 0 ? string_len + 1 + begin : begin;
     u64 wrapped_end   = end   < 0 ? string_len + 1 + end   : end;
 
+    // In this case, the assertions don't matter
+    if(wrapped_begin != wrapped_end)
+    {
       assert(wrapped_begin >= 0 && wrapped_begin < string_len);
       assert(wrapped_end > 0 && wrapped_end <= string_len);
-
       assert(wrapped_begin < wrapped_end);
+    }
 
     return (evstring_view) {
         .data = s,
@@ -504,7 +561,7 @@ evstring_getSpace(
 {
     evstr_asserttype(s);
     struct evstr_meta_t *meta = META(s);
-    return meta->size - meta->length - 1 - sizeof(struct evstr_meta_t);
+    return meta->capacity - meta->length - 1;
 }
 
 evstring_error_t
@@ -513,32 +570,34 @@ evstring_addSpace(
     u64 space)
 {
     evstr_asserttype(*s);
-    return evstring_setSize(s, META(*s)->size + space);
+    return evstring_setCapacity(s, META(*s)->capacity + space);
 }
 
 evstring_view
-__evstring_findFirst_impl(
+evstring_findFirst_impl(
     evstring_view text,
     evstring_view query)
 {
-    u64 found_progress = 0;
-
     evstring_view result = {
         .data = text.data,
         .len = 0,
         .offset = ~0ull
     };
 
-    for(u64 i = text.offset; i < text.offset + text.len; i++) {
+    if(query.len == 0 || query.len > text.len)
-        if(text.data[i] == query.data[query.offset + found_progress]) {
+      return result;
-            found_progress++;
+
-        }
+    for(u64 l = text.offset; l <= text.offset + text.len - query.len; l++)
-        if(found_progress == query.len) {
+    {
-            result.offset = (i+1) - query.len;
+      evstring_view curr_view = {
-            result.len = query.len;
+        .data = text.data,
-            break;
+        .len = query.len,
-        }
+        .offset = l
+      };
+      if(EV_EQUAL(evstring_view)(&curr_view, &query))
+        return curr_view;
     }
+
     return result;
 }
 
@@ -549,7 +608,7 @@ evstring_findFirst(
 {
     evstr_asserttype(text);
     evstr_asserttype(query);
-    return __evstring_findFirst_impl(evstring_slice(text, 0, -1), evstring_slice(query, 0, -1));
+    return evstring_findFirst_impl(evstring_slice(text, 0, -1), evstring_slice(query, 0, -1));
 }
 
 evstring
@@ -668,17 +727,25 @@ evstring_findAll(
     if(text_len == 0 || query_len == 0 || query_len > text_len) {
         return 0;
     }
-    bool check_run = (results == NULL);
+
+    evstring_view query_view = evstring_slice(query, 0, -1);
+
     u64 count = 0;
-    for(evstring_view v = evstring_findFirst(text, query); 
+
-            v.len != 0; 
+    for(u64 l = 0; l <= text_len - query_len; l++)
-            v = __evstring_findFirst_impl(
+    {
-                evstring_slice(text, v.offset + v.len, -1), 
+        evstring_view curr_view = {
-                evstring_slice(query, 0, -1))) {
+            .data = text,
-        if(!check_run) {
+            .len = query_len,
-            results[count++] = v;
+            .offset = l
+        };
+        if(EV_EQUAL(evstring_view)(&curr_view, &query_view))
+        {
+            if(results) results[count] = curr_view;
+            count++;
         }
     }
+
     return count;
 }
 

ev_types.h

@@ -30,12 +30,12 @@ typedef struct {
   void *invalid_val;
 } EvTypeData;
 
-#define COPY_FUNCTION(T,name)     EV_CATN(EV_COPY_FUNCTION_,T,_,name)
+#define COPY_FUNCTION(T    ,name) EV_CAT(EV_CAT(EV_CAT(EV_COPY_FUNCTION_    ,T),_),name)
-#define FREE_FUNCTION(T,name)     EV_CATN(EV_FREE_FUNCTION_,T,_,name)
+#define FREE_FUNCTION(T    ,name) EV_CAT(EV_CAT(EV_CAT(EV_FREE_FUNCTION_    ,T),_),name)
-#define HASH_FUNCTION(T,name)     EV_CATN(EV_HASH_FUNCTION_,T,_,name)
+#define HASH_FUNCTION(T    ,name) EV_CAT(EV_CAT(EV_CAT(EV_HASH_FUNCTION_    ,T),_),name)
-#define EQUAL_FUNCTION(T,name)    EV_CATN(EV_EQUAL_FUNCTION_,T,_,name)
+#define EQUAL_FUNCTION(T   ,name) EV_CAT(EV_CAT(EV_CAT(EV_EQUAL_FUNCTION_   ,T),_),name)
-#define TOSTR_FUNCTION(T,name)    EV_CATN(EV_TOSTR_FUNCTION_,T,_,name)
+#define TOSTR_FUNCTION(T   ,name) EV_CAT(EV_CAT(EV_CAT(EV_TOSTR_FUNCTION_   ,T),_),name)
-#define TOSTRLEN_FUNCTION(T,name) EV_CATN(EV_TOSTRLEN_FUNCTION_,T,_,name)
+#define TOSTRLEN_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_TOSTRLEN_FUNCTION_,T),_),name)
 
 #define DEFINE_COPY_FUNCTION(T,name) static inline void COPY_FUNCTION(T,name)(T *dst, T *src)
 #define DEFINE_DEFAULT_COPY_FUNCTION(T) \
@@ -80,9 +80,10 @@ typedef struct {
 #define EV_OVERRIDE_VAR(T) EV_CAT(__ev_internal_override_var_,T)
 #define TypeData(T) EV_CAT(EV_TYPEDATA_,T)
 #define TYPEDATA_GEN(T, ...) \
-  EV_WARNING_PUSH(); \
+  EV_WARNING_PUSH() \
-  EV_WARNING_DISABLE_GCC("override-init"); \
+  EV_WARNING_DISABLE_GCC("override-init") \
-  EV_WARNING_DISABLE_CLANG("initializer-overrides"); \
+  EV_WARNING_DISABLE_CLANG("initializer-overrides") \
+  EV_WARNING_DISABLE_CLANG("reserved-identifier") \
   EV_UNUSED static const EvTypeData TypeData(T) = { \
     EV_DEBUG(.name = EV_STRINGIZE(T),) \
     .size = sizeof(T), \
@@ -91,10 +92,10 @@ typedef struct {
     .invalid_val = (void*)&(T){0}, \
     EV_VA_OPT(__VA_ARGS__)(EV_FOREACH_UDATA(__EV_STRUCT_METHOD_DEF, T, __VA_ARGS__)) \
   }; \
-  EV_WARNING_POP(); \
+  EV_UNUSED static T EV_OVERRIDE_VAR(T); \
-  EV_UNUSED static T EV_OVERRIDE_VAR(T)
+  EV_WARNING_POP()
 
-#define __EV_STRUCT_METHOD_DEF(T, ...) EV_CATN(__EV_,EV_HEAD __VA_ARGS__,_FN)(T, EV_TAIL __VA_ARGS__)
+#define __EV_STRUCT_METHOD_DEF(T, ...) EV_CAT(EV_CAT(__EV_,EV_HEAD __VA_ARGS__),_FN)(T, EV_TAIL __VA_ARGS__)
 
 #define COPY(...)     (COPY     , __VA_ARGS__)
 #define FREE(...)     (FREE     , __VA_ARGS__)
@@ -152,6 +153,6 @@ DEFINE_TOSTR_FUNCTION(EvTypeData, EvTypeDataStringize)
 }
 
 TYPEDATA_GEN(EvTypeData,
-    TOSTR(EvTypeDataStringize));
+    TOSTR(EvTypeDataStringize))
 
 #endif // EV_HEADERS_TYPES_H

ev_vec.h

@@ -6,6 +6,10 @@
 #include "ev_types.h"
 #include "ev_numeric.h"
 
+#if !EV_CC_MSVC
+#include <string.h>
+#endif
+
 #if defined(EV_VEC_SHARED)
 # if defined (EV_VEC_IMPL)
 #  define EV_VEC_API EV_EXPORT
@@ -30,6 +34,14 @@
 #define EV_VEC_GROWTH_RATE 3 / 2
 #endif
 
+
+#ifndef EV_VEC_MIN_CAPACITY 
+/*!
+ * \brief Minimum capacity used by vector when growing
+ */
+#define EV_VEC_MIN_CAPACITY 4
+#endif
+
 #if EV_CC_MSVC
 # define __EV_VEC_EMPTY_ARRAY { 0 }
 #else
@@ -41,7 +53,8 @@ typedef void *ev_svec_t;
 
 typedef enum {
   EV_VEC_ERR_NONE = 0,
-  EV_VEC_ERR_OOM = 1
+  EV_VEC_ERR_OOM = -1,
+  EV_VEC_ERR_INVALID_OP = -2
 } ev_vec_error_t;
 TYPEDATA_GEN(ev_vec_error_t, DEFAULT(EV_VEC_ERR_NONE));
 
@@ -99,8 +112,12 @@ TYPEDATA_GEN(ev_vec_overrides_t);
  */
 #define ev_svec(T) T*
 
+#define EV_VEC_MAGIC (0x65765F7665635F74)
+
 //! Metadata that is stored with a vector. Unique to each vector.
 struct ev_vec_meta_t {
+  u64 _magic;
+
   //! The number of elements in the vector.
   u64 length;
   //! The maximum length of the vector before it needs to be resized.
@@ -140,15 +157,19 @@ ev_vec_init_impl(
 
 static struct ev_vec_meta_t *__svec_interm_md;
 #define __ev_svec_init_impl(T, len, cap, ...) (                                                       \
-    __svec_interm_md = (u8[sizeof(T)*cap + sizeof(struct ev_vec_meta_t)]){},                          \
+    EV_WARNING_PUSH()                                                                                 \
+    EV_WARNING_DISABLE_CLANG("unsequenced")                                                           \
+    __svec_interm_md = (void*)(u8[sizeof(T)*cap + sizeof(struct ev_vec_meta_t)]){},                   \
     *__svec_interm_md = (struct ev_vec_meta_t){                                                       \
+      ._magic = EV_VEC_MAGIC,                                                                         \
       .length = len,                                                                                  \
       .capacity = cap,                                                                                \
       .typeData = TypeData(T),                                                                        \
       .allocationType = EV_VEC_ALLOCATION_TYPE_STACK,                                                 \
     },                                                                                                \
     EV_VA_OPT(__VA_ARGS__)(memcpy(&__svec_interm_md[1], (T[])__VA_ARGS__, sizeof((T[])__VA_ARGS__)),) \
-    &(__svec_interm_md[1])                                                                            \
+    (void*)&(__svec_interm_md[1])                                                                     \
+    EV_WARNING_POP()                                                                                  \
   )
 
 /*!
@@ -165,50 +186,50 @@ static struct ev_vec_meta_t *__svec_interm_md;
  * *Note* This is possibly replaceable with a variadic function.
  */
 #define ev_vec_push(v, ...) \
-  EV_FOREACH_UDATA(__ev_vec_internal_push, v, __VA_ARGS__);
+  EV_FOREACH_UDATA(__ev_vec_internal_push, v, __VA_ARGS__)
-#define __ev_vec_internal_push(v, var) ev_vec_push_impl((ev_vec_t*)v, var);
+#define __ev_vec_internal_push(v, var) ev_vec_push_impl((ev_vec_t*)v, var)
 
 /*!
- * \param v A pointer to the vector that we want an iterator for
+ * \param vec_p A pointer to the vector that we want an iterator for
  *
  * \returns A pointer to the first element in a vector
  */
 EV_VEC_API void *
 ev_vec_iter_begin(
-  const ev_vec_t* v);
+  const void* vec_p);
 
 /*!
- * \param v A pointer to the vector that we want an iterator for
+ * \param vec_p A pointer to the vector that we want an iterator for
  *
  * \returns A pointer to the memory block right after the last element in the vector
  */
 EV_VEC_API void *
 ev_vec_iter_end(
-  const ev_vec_t* v);
+  const void* vec_p);
 
 /*!
  * \brief A function that increments an iterator to make it point to the next
  * element in the vector
  *
- * \param v A pointer to the vector that is being iterated over
+ * \param vec_p A pointer to the vector that is being iterated over
  * \param iter Reference to the iterator that is being incremented
  */
 EV_VEC_API void
 ev_vec_iter_next(
-  const ev_vec_t* v, 
+  const void* vec_p, 
   void **iter);
 
 /*!
  * \brief A function that looks for the index of `val` in `v`
  *
- * \param v A pointer to the vector that is being iterated over
+ * \param vec_p A pointer to the vector that is being iterated over
  * \param val A pointer to the object that will be compared with vector elements
  *
  * \returns If found, index of element in vector. Otherwise, -1.
  */
 EV_VEC_API i32
 ev_vec_find(
-    const ev_vec_t* v,
+    const void* vec_p,
     void* val);
 
 /*!
@@ -219,11 +240,11 @@ ev_vec_find(
  * *Note*: For stack-allocated vectors (`svec`), destructors are called for 
  * elements but no memory is freed.
  *
- * \param v A pointer to the vector that is being destroyed
+ * \param vec_p A pointer to the vector that is being destroyed
  */
 EV_VEC_API void
 ev_vec_fini(
-  ev_vec_t* v);
+  void* vec_p);
 
 /*!
  * \brief A function that copies a value to the end of a vector. If the element
@@ -235,16 +256,16 @@ ev_vec_fini(
  * For `svec`, as long as the capacity is more than the current size, a push
  * operation is permitted. Otherwise, the operation is treated as an OOM.
  *
- * \param v Reference to the vector object
+ * \param vec_p Reference to the vector object
  * \param val A pointer to the element that is to be copied to the end of the
  * vector
  *
  * \returns The index of the element that was just pushed. If the operation
- * failed, a non-zero (vec_error_t) value is returned.
+ * failed, a less-than-zero (vec_error_t) value is returned.
  */
 EV_VEC_API int
 ev_vec_push_impl(
-  ev_vec_t *v,
+  void* vec_p,
   void *val);
 
 /*!
@@ -260,7 +281,7 @@ ev_vec_push_impl(
  * operation. If a deep copy is needed, individually pushing the elements of
  * the array is the way to go.
  *
- * \param v Reference to the vector object
+ * \param vec_p Reference to the vector object
  * \param arr A pointer to the array that is to be copied to the end of the
  * vector
  * \param size Number of elements in the array
@@ -270,17 +291,32 @@ ev_vec_push_impl(
  */
 EV_VEC_API u32
 ev_vec_append(
-  ev_vec_t *v,
+  void* vec_p,
   void **arr,
   u64 size);
 
+/*!
+ * \brief A function that duplicates the passed vector into a new one and returns it.
+ *
+ * \param vec_p Reference to the vector object
+ *
+ * \returns The newly created vector.
+ */
+EV_VEC_API ev_vec_t
+ev_vec_dup(
+    const void* vec_p);
+
 /*!
  * \brief A function that copies the value at the end of a vector and removes
  * it from the vector. If a copy function was passed while initializing the 
  * vector, then this function is used. Otherwise, memcpy is used with a length 
  * of `vec_meta.elemsize`
  *
- * \param v Reference to the vector object
+ * \warning Having a free_fn defined for the elemtype but no copy_fn could have some
+ * unwanted side effects as the free function will be called on the popped element
+ * after copying it to `out`
+ *
+ * \param vec_p Reference to the vector object
  * \param out A pointer to the memory block at which the popped element will be
  * copied. If NULL is passed, then the element is destructed. Otherwise, the
  * element is copied to `out` and the receiving code is responsible for its
@@ -291,54 +327,54 @@ ev_vec_append(
  */
 EV_VEC_API ev_vec_error_t
 ev_vec_pop(
-    ev_vec_t *v, 
+    void* vec_p, 
     void *out);
 
 /*!
  * \brief A function that returns the last element in the vector.
  *
- * \param v A pointer to the vector object
+ * \param vec_p A pointer to the vector object
  * 
  * \returns Pointer to the last element in the vector. NULL if the vector is
  * empty.
  */
 EV_VEC_API void *
 ev_vec_last(
-    const ev_vec_t* v);
+    const void* v);
 
 /*!
  * \brief A function that returns the length of a vector
  *
- * \param v A pointer to the vector object
+ * \param vec_p A pointer to the vector object
  *
  * \returns Current length of the vector
  */
 EV_VEC_API u64
 ev_vec_len(
-  const ev_vec_t* v);
+  void* vec_p);
 
 /*!
  * \brief A function that returns the capacity of a vector
  *
- * \param v A pointer to the vector object
+ * \param vec_p A pointer to the vector object
  *
  * \returns Current capacity of the vector
  */
 EV_VEC_API u64
 ev_vec_capacity(
-  const ev_vec_t* v);
+  const void* vec_p);
 
 /*!
  * \brief Calls the free operation (if exists) on every element, then sets
  * the length to 0.
  *
- * \param v A pointer to the vector object
+ * \param vec_p A pointer to the vector object
  *
  * \returns 0 on success
  */
 EV_VEC_API u32
 ev_vec_clear(
-  const ev_vec_t* v);
+  const void* vec_p);
 
 /*!
  * \brief Sets the length of the vector to `len`.
@@ -350,20 +386,20 @@ ev_vec_clear(
  * For `svec`, if the `len` is more than the already allocated capacity, it is
  * treated as an OOM.
  *
- * \param v Reference to the vector object
+ * \param vec_p Reference to the vector object
  * \param len The desired new length
  *
  * \returns `VEC_ERR_NONE` on success
  */
 EV_VEC_API ev_vec_error_t
 ev_vec_setlen(
-  ev_vec_t *v, 
+  void* vec_p, 
   u64 len);
 
 /*!
  * \brief Sets the capacity of the vector to `cap`.
  *
- * \param v Reference to the vector object
+ * \param vec_p Reference to the vector object
  * \param cap The desired new capacity
  *
  * For stack-allocated vectors, `VEC_ERR_OOM` is returned
@@ -372,25 +408,26 @@ ev_vec_setlen(
  */
 EV_VEC_API ev_vec_error_t
 ev_vec_setcapacity(
-  ev_vec_t *v, 
+  void* vec_p, 
   u64 cap);
 
 /*!
  * \brief Grows the vector's capacity by a factor of `VEC_GROWTH_RATE`
  *
- * \param Reference to the vector object
+ * \param vec_p Reference to the vector object
  *
  * \returns `VEC_ERR_NONE` on success
  */
 EV_VEC_API ev_vec_error_t
 ev_vec_grow(
-  ev_vec_t *v);
+  void* vec_p);
 
 static const ev_vec_t EV_VEC_EMPTY = 
   (ev_vec(i32))&((struct {
     struct ev_vec_meta_t meta;
     EV_ALIGNAS(EV_ALIGNOF(i32)) i32 data[0];
     }) {
+      .meta._magic = EV_VEC_MAGIC,
       .meta.length = 0,
       .meta.capacity = 0,
       .meta.typeData = TypeData(i32),
@@ -412,6 +449,7 @@ TYPEDATA_GEN(
 #ifdef EV_VEC_IMPLEMENTATION
 #undef EV_VEC_IMPLEMENTATION
 
+
 #ifdef EV_VEC_API_CHECK
 #define EV_VEC_CHECK(x) do { x; } while (0)
 #else
@@ -425,7 +463,8 @@ TYPEDATA_GEN(
   ((struct ev_vec_meta_t *)v) - 1
 
 #define __ev_vec_getmeta(v) \
-  struct ev_vec_meta_t *metadata = ((struct ev_vec_meta_t *)(v)) - 1;
+  struct ev_vec_meta_t *metadata = ((struct ev_vec_meta_t *)(v)) - 1; \
+  assert(metadata->_magic == EV_VEC_MAGIC);
 
 #define __ev_vec_syncmeta(v) \
   metadata = ((struct ev_vec_meta_t *)(v)) - 1;
@@ -450,6 +489,7 @@ ev_vec_init_impl(
 
   struct ev_vec_meta_t *metadata = (struct ev_vec_meta_t *)v;
   *metadata = (struct ev_vec_meta_t){
+    ._magic = EV_VEC_MAGIC,
     .length   = 0,
     .capacity = EV_VEC_INIT_CAP,
     .allocationType = EV_VEC_ALLOCATION_TYPE_HEAP,
@@ -461,9 +501,10 @@ ev_vec_init_impl(
 
 i32
 ev_vec_find(
-    const ev_vec_t* v,
+    const void* vec_p,
     void *val)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   if(metadata->typeData.equal_fn) {
     for (void *elem = ev_vec_iter_begin(v); elem != ev_vec_iter_end(v); ev_vec_iter_next(v, &elem)) {
@@ -486,8 +527,9 @@ ev_vec_find(
 
 void
 ev_vec_fini(
-    ev_vec_t* v)
+    void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if (metadata->typeData.free_fn) {
@@ -505,9 +547,10 @@ ev_vec_fini(
 
 int
 ev_vec_push_impl(
-    ev_vec_t *v,
+    void* vec_p,
     void *val)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if (metadata->length == metadata->capacity) {
@@ -531,15 +574,16 @@ ev_vec_push_impl(
 
 void *
 ev_vec_iter_begin(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
-  return *v;
+  return *(void**)vec_p;
 }
 
 void *
 ev_vec_iter_end(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   return ((char *)*v) + (metadata->typeData.size * metadata->length);
@@ -547,19 +591,21 @@ ev_vec_iter_end(
 
 void
 ev_vec_iter_next(
-    const ev_vec_t* v,
+    const void* vec_p,
     void **iter)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   *iter = ((char*)*iter) + metadata->typeData.size;
 }
 
 EV_VEC_API u32
 ev_vec_append(
-  ev_vec_t *v,
+  void* vec_p,
   void **arr,
   u64 size)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   size_t old_len = metadata->length;
   size_t req_len = old_len + size;
@@ -576,26 +622,51 @@ ev_vec_append(
   return (int)old_len;
 }
 
+EV_VEC_API ev_vec_t
+ev_vec_dup(
+    const void* vec_p)
+{
+  ev_vec_t v_orig = *(ev_vec_t*)vec_p;
+  __ev_vec_getmeta(v_orig)
+  ev_vec_t v_new = ev_vec_init_impl(metadata->typeData, (ev_vec_overrides_t){0});
+  ev_vec_setcapacity(&v_new, metadata->length);
+
+  if(metadata->typeData.copy_fn)
+  {
+    for(int i = 0; i < metadata->length; i++)
+      ev_vec_push_impl(&v_new, (u8*)v_orig + (metadata->typeData.size * i));
+  }
+  else
+  {
+    ev_vec_setlen(&v_new, metadata->length);
+    memcpy(v_new, v_orig, metadata->length * metadata->typeData.size);
+  }
+
+  return v_new;
+}
+
 ev_vec_error_t
 ev_vec_pop(
-    ev_vec_t *v, 
+    void* vec_p, 
     void *out)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
-  if(out != NULL) {
+  if(metadata->length == 0) return EV_VEC_ERR_INVALID_OP;
-    void *src = ((char *)*v) + ((metadata->length-1) * metadata->typeData.size);
+
-    if (metadata->typeData.copy_fn) {
-      metadata->typeData.copy_fn(out, src);
-    } else {
-      memcpy(out, src, metadata->typeData.size);
-    }
-  } else {
   void *elem = ((char *)*v) + ((metadata->length-1) * metadata->typeData.size);
+  if(out != NULL) {
+    if (metadata->typeData.copy_fn) {
+      metadata->typeData.copy_fn(out, elem);
+    } else {
+      memcpy(out, elem, metadata->typeData.size);
+    }
+  }
+
   if (metadata->typeData.free_fn) {
     metadata->typeData.free_fn(elem);
   }
-  }
 
   metadata->length--;
 
@@ -604,8 +675,9 @@ ev_vec_pop(
 
 void *
 ev_vec_last(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if(metadata->length == 0) {
@@ -617,24 +689,27 @@ ev_vec_last(
 
 u64
 ev_vec_len(
-    const ev_vec_t* v)
+    void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   return metadata->length;
 }
 
 u64
 ev_vec_capacity(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   return metadata->capacity;
 }
 
 u32
 ev_vec_clear(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if (metadata->typeData.free_fn) {
@@ -650,11 +725,15 @@ ev_vec_clear(
 
 ev_vec_error_t
 ev_vec_setlen(
-    ev_vec_t *v, 
+    void* vec_p, 
     u64 len)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
+  while(metadata->length > len)
+    ev_vec_pop(vec_p, NULL);
+
   while(len > metadata->capacity) {
     ev_vec_error_t grow_err = ev_vec_grow(v);
     if(grow_err) {
@@ -669,9 +748,10 @@ ev_vec_setlen(
 
 ev_vec_error_t
 ev_vec_setcapacity(
-    ev_vec_t *v, 
+    void* vec_p, 
     u64 cap)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if(metadata->allocationType == EV_VEC_ALLOCATION_TYPE_STACK) {
@@ -682,6 +762,10 @@ ev_vec_setcapacity(
     return EV_VEC_ERR_NONE;
   }
 
+  if(metadata->length > cap) {
+    ev_vec_setlen(vec_p, cap);
+  }
+
   void *buf = ((char *)(*v) - sizeof(struct ev_vec_meta_t));
   void *tmp = realloc(buf, sizeof(struct ev_vec_meta_t) + (cap * metadata->typeData.size));
 
@@ -701,10 +785,12 @@ ev_vec_setcapacity(
 
 ev_vec_error_t
 ev_vec_grow(
-    ev_vec_t *v)
+    void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
-  return ev_vec_setcapacity(v, metadata->capacity * EV_VEC_GROWTH_RATE);
+  u64 new_cap = max(EV_VEC_MIN_CAPACITY, metadata->capacity * EV_VEC_GROWTH_RATE);
+  return ev_vec_setcapacity(v, new_cap);
 }
 
 #endif

meson-native-clang

@@ -1,4 +0,0 @@
-[binaries]
-c = 'clang.exe'
-c_ld = 'lld'
-cpp = 'clang++.exe'

meson.build

@@ -1,8 +1,24 @@
 project('evol-headers', 'c',
-  default_options : [ 'c_std=gnu23' ])
+  default_options : [ 
+    'c_std=c23', 
+    # 'warning_level=everything', 
+    # 'werror=true' 
+  ],
+  meson_version: '>=1.1',
+)
+
 
 headers_include = include_directories('.')
 
+disabled_warnings = {
+  'clang': [
+    'unused-macros',
+    'reserved-macro-identifier',
+    'pre-c11-compat',
+    'pre-c23-compat',
+  ]
+}
+
 evh_c_args = []
 buildtype = get_option('buildtype')
 if buildtype == 'debug'
@@ -20,30 +36,36 @@ elif cc.get_id() == 'clang'
   evh_c_args += '-DEV_CC_CLANG=1'
 endif
 
+foreach w:disabled_warnings[cc.get_id()]
+  evh_c_args += '-Wno-'+w
+endforeach
+
 # All other targets should follow the same template
 str_lib = static_library('ev_str', files('buildfiles/ev_str.c'), c_args: evh_c_args)
 vec_lib = static_library('ev_vec', files('buildfiles/ev_vec.c'), c_args: evh_c_args)
 helpers_lib = static_library('ev_helpers', files('buildfiles/ev_helpers.c'), c_args: evh_c_args)
+log_lib = static_library('ev_log', files('buildfiles/ev_log.c'), c_args: evh_c_args)
 
 str_dep = declare_dependency(link_with: str_lib, include_directories: headers_include)
 vec_dep = declare_dependency(link_with: vec_lib, include_directories: headers_include)
 helpers_dep = declare_dependency(link_with: helpers_lib, include_directories: headers_include)
+log_dep = declare_dependency(link_with: log_lib, include_directories: headers_include)
 
 headers_dep = declare_dependency(
   dependencies: [
     str_dep,
     vec_dep,
     helpers_dep,
+    log_dep
   ]
 )
 
-# Tests
+meson.override_dependency('ev_vec', vec_dep)
-str_test = executable('str_test', 'str_test.c', dependencies: [str_dep], c_args: evh_c_args)
+meson.override_dependency('ev_str', str_dep)
-test('evstr', str_test)
+meson.override_dependency('ev_helpers', helpers_dep)
+meson.override_dependency('ev_log', log_dep)
+meson.override_dependency('evol-headers', headers_dep)
 
-if meson.version().version_compare('>= 0.54.0')
+if get_option('build_tests')
-  meson.override_dependency('ev_vec', vec_dep)
+  subdir('tests')
-  meson.override_dependency('ev_str', str_dep)
-  meson.override_dependency('ev_helpers', helpers_dep)
-  meson.override_dependency('evol-headers', headers_dep)
 endif

meson.options

@@ -0,0 +1 @@
+option('build_tests', type: 'boolean', value: true, description: 'Build the tests')

str_test.c

@@ -1,81 +0,0 @@
-#define EV_STR_IMPLEMENTATION
-#include "ev_str.h"
-
-evstring global_str = evstr("Global 'Hello, World!'");
-
-int main()
-{
-  const evstring stack_str = evstr("Stack 'Hello, World!'");
-  printf("Stack String: %s, Length: %llu\n", stack_str, evstring_getLength(stack_str));
-  printf("Global String: %s, Length: %llu\n", global_str, evstring_getLength(global_str));
-
-  evstring heap_str = evstring_new("Heap 'Hello, World!'");
-  printf("Heap String: %s, Length: %llu\n", heap_str, evstring_getLength(heap_str));
-
-  evstring_view view = evstring_slice(stack_str, 0, -1);
-  printf("String View: %.*s\n", (i32)view.len, view.data + view.offset);
-  printf("View length: %llu\n", view.len);
-
-  evstring heap_str2 = evstring_new(view);
-  printf("Heap String 2: %s, Length: %llu\n", heap_str2, evstring_getLength(heap_str2));
-  evstring_free(heap_str2);
-
-
-  evstring_error_t push_str_res = evstring_push(&heap_str, "Hello, Sisyphus! %f", 0.001f);
-  printf("Push char*: %s, New Length: %llu\n", heap_str, evstring_getLength(heap_str));
-  assert(push_str_res == EV_STR_ERR_NONE);
-
-  evstring_error_t push_char_res = evstring_push(&heap_str, (char)'X');
-  printf("Push char: %s, New Length: %llu\n", heap_str, evstring_getLength(heap_str));
-  assert(push_char_res == EV_STR_ERR_NONE);
-
-  evstring_error_t push_view_res = evstring_push(&heap_str, view);
-  printf("Push view: %s, New Length: %llu\n", heap_str, evstring_getLength(heap_str));
-  assert(push_view_res == EV_STR_ERR_NONE);
-
-  evstring str_fmt = evstring_new("%d, %d, %.*s", 1, 0, view.len, view.data + view.offset);
-  printf("Formatted String: %s\n", str_fmt);
-
-  evstring rep_str = evstring_replaceFirst(heap_str, evstr("Hello"), evstr("Bye"));
-  printf("Replaced String: %s\n", rep_str);
-  evstring_free(rep_str);
-
-  evstring_free(str_fmt);
-  evstring_free(heap_str);
-
-  evstring_view search_results[8];
-  evstring search_string = evstr("Hello, this is me saying `Hello` like someone who says 'Hello'");
-  assert(evstring_findAll(search_string, evstr("Hello"), search_results) == 3);
-  assert(search_results[0].data == search_string);
-  assert(search_results[1].data == search_string);
-  assert(search_results[2].data == search_string);
-  assert(search_results[0].len == 5);
-  assert(search_results[1].len == 5);
-  assert(search_results[2].len == 5);
-  assert(search_results[0].offset == 0);
-  assert(search_results[1].offset == 26);
-  assert(search_results[2].offset == 56);
-
-  { // PushFmt Bug
-    printf("PushFmt Bug");
-    evstring heap_str = evstring_new("Heap 'Hello, World!'");
-    printf("Heap String: %s, Length: %llu\n", heap_str, evstring_getLength(heap_str));
-
-    evstring_error_t res = evstring_push(&heap_str, "%.05f", 1.0f);
-    printf("Push Fmt #1: %s, New Length: %llu\n", heap_str, evstring_getLength(heap_str));
-    assert(evstring_getLength(heap_str) == 27);
-    assert(strcmp(heap_str, "Heap 'Hello, World!'1.00000") == 0);
-    assert(res == EV_STR_ERR_NONE);
-
-    /*evstring_push(&heap_str, "%.05f, %.05f, %.05f", 1.0f, 2.0f, 3.0f);*/
-    res = evstring_push(&heap_str, "Something");
-    printf("Push Fmt #2: %s, New Length: %llu\n", heap_str, evstring_getLength(heap_str));
-    assert(evstring_getLength(heap_str) == 36);
-    assert(strcmp(heap_str, "Heap 'Hello, World!'1.00000Something") == 0);
-    assert(res == EV_STR_ERR_NONE);
-
-    evstring_free(heap_str);
-  }
-
-  return 0;
-}

tests/ev_hash/meson.build

@@ -0,0 +1,7 @@
+tests = [
+]
+
+foreach t : tests
+  exec = executable(t, t+'.c', include_directories: headers_include, c_args: evh_c_args)
+  test(t, exec, suite: 'hash')
+endforeach

tests/ev_log/basic_log.c

@@ -0,0 +1,9 @@
+#define EV_LOG_IMPLEMENTATION
+#include "ev_log.h"
+
+
+int main()
+{
+  ev_log_trace("Trace Log");
+  return 0;
+}

tests/ev_log/meson.build

@@ -0,0 +1,8 @@
+tests = [
+  'basic_log',
+]
+
+foreach t : tests
+  exec = executable(t, t+'.c', dependencies: [log_dep], c_args: evh_c_args)
+  test(t, exec, suite: 'log')
+endforeach

tests/ev_str/find_all.c

@@ -0,0 +1,23 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring_view search_results[8];
+  evstring search_string = evstr("Hello, this is me saying `Hello` like someone who says 'Hello'");
+
+  assert(evstring_findAll(search_string, evstr("Hello"), search_results) == 3);
+  assert(search_results[0].data == search_string);
+  assert(search_results[1].data == search_string);
+  assert(search_results[2].data == search_string);
+  assert(search_results[0].len == 5);
+  assert(search_results[1].len == 5);
+  assert(search_results[2].len == 5);
+  assert(search_results[0].offset == 0);
+  assert(search_results[1].offset == 26);
+  assert(search_results[2].offset == 56);
+
+  return 0;
+}

tests/ev_str/find_all_count_only.c

@@ -0,0 +1,15 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring text = evstr("Hello, this is me saying `Hello` like someone who says 'Hello'");
+
+  assert(evstring_findAll(text, evstr("Hello"), NULL) == 3);
+  assert(evstring_findAll(evstr("abc"), evstr("abc"), NULL) == 1);
+  assert(evstring_findAll(evstr("abcx"), evstr("abc"), NULL) == 1);
+
+  return 0;
+}

tests/ev_str/find_all_exact_match.c

@@ -0,0 +1,18 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring_view search_results[1];
+  evstring text = evstr("abc");
+  evstring query = evstr("abc");
+
+  assert(evstring_findAll(text, query, search_results) == 1);
+  assert(search_results[0].data == text);
+  assert(search_results[0].len == 3);
+  assert(search_results[0].offset == 0);
+
+  return 0;
+}

tests/ev_str/find_all_no_matches.c

@@ -0,0 +1,16 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring_view search_results[1];
+  evstring text = evstr("Hello, this is me saying `Hello` like someone who says 'Hello'");
+
+  assert(evstring_findAll(text, evstr(""), search_results) == 0);
+  assert(evstring_findAll(text, evstr("Goodbye"), search_results) == 0);
+  assert(evstring_findAll(evstr("ab"), evstr("abc"), search_results) == 0);
+
+  return 0;
+}

tests/ev_str/find_all_overlapping.c

@@ -0,0 +1,23 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring_view search_results[2];
+  evstring text = evstr("aaa");
+  evstring query = evstr("aa");
+
+  assert(evstring_findAll(text, query, search_results) == 2);
+
+  assert(search_results[0].data == text);
+  assert(search_results[0].len == 2);
+  assert(search_results[0].offset == 0);
+
+  assert(search_results[1].data == text);
+  assert(search_results[1].len == 2);
+  assert(search_results[1].offset == 1);
+
+  return 0;
+}

tests/ev_str/find_all_short_suffix.c

@@ -0,0 +1,18 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring_view search_results[1];
+  evstring text = evstr("abcx");
+  evstring query = evstr("abc");
+
+  assert(evstring_findAll(text, query, search_results) == 1);
+  assert(search_results[0].data == text);
+  assert(search_results[0].len == 3);
+  assert(search_results[0].offset == 0);
+
+  return 0;
+}

tests/ev_str/find_first_empty_query.c

@@ -0,0 +1,17 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring text = evstr("abc");
+  evstring query = evstr("");
+
+  evstring_view match = evstring_findFirst(text, query);
+
+  assert(match.len == 0);
+  assert(match.offset == ~0ull);
+
+  return 0;
+}

tests/ev_str/find_first_empty_text.c

@@ -0,0 +1,17 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring text = evstr("");
+  evstring query = evstr("a");
+
+  evstring_view match = evstring_findFirst(text, query);
+
+  assert(match.len == 0);
+  assert(match.offset == ~0ull);
+
+  return 0;
+}

tests/ev_str/find_first_mismatch.c

@@ -0,0 +1,16 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring text = evstr("aab");
+  evstring query = evstr("ab");
+  evstring_view match = evstring_findFirst(text, query);
+
+  assert(match.len == 2);
+  assert(match.offset == 1);
+
+  return 0;
+}

tests/ev_str/find_first_overlapping_prefix.c

@@ -0,0 +1,16 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring text = evstr("aaab");
+  evstring query = evstr("aab");
+  evstring_view match = evstring_findFirst(text, query);
+
+  assert(match.len == 3);
+  assert(match.offset == 1);
+
+  return 0;
+}

tests/ev_str/find_first_query_too_long.c

@@ -0,0 +1,17 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring text = evstr("ab");
+  evstring query = evstr("abc");
+
+  evstring_view match = evstring_findFirst(text, query);
+
+  assert(match.len == 0);
+  assert(match.offset == ~0ull);
+
+  return 0;
+}

tests/ev_str/meson.build

@@ -0,0 +1,27 @@
+tests = [
+  'stack_global_heap',
+  'slice',
+  'push_variants',
+  'new_format',
+  'replace_first',
+  'find_all',
+  'find_all_exact_match',
+  'find_all_short_suffix',
+  'find_all_count_only',
+  'find_all_no_matches',
+  'find_all_overlapping',
+  'push_fmt_float',
+  'find_first_mismatch',
+  'find_first_overlapping_prefix',
+  'stack_get_space',
+  'overlapping_push',
+  'find_first_empty_query',
+  'find_first_query_too_long',
+  'find_first_empty_text',
+  'replace_first_query_too_long',
+]
+
+foreach t : tests
+  exec = executable(t, t+'.c', dependencies: [str_dep], c_args: evh_c_args)
+  test(t, exec, suite: 'str')
+endforeach

tests/ev_str/new_format.c

@@ -0,0 +1,19 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+#include <string.h>
+
+int main(void)
+{
+  evstring source = evstr("Stack 'Hello, World!'");
+  evstring_view view = evstring_slice(source, 0, -1);
+
+  evstring str_fmt = evstring_new("%d, %d, %.*s", 1, 0, view.len, view.data + view.offset);
+  assert(str_fmt != NULL);
+  assert(strcmp(str_fmt, "1, 0, Stack 'Hello, World!'") == 0);
+
+  evstring_free(str_fmt);
+
+  return 0;
+}

tests/ev_str/overlapping_push.c

@@ -0,0 +1,19 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+#include <string.h>
+
+int main(void)
+{
+  evstring s = evstring_newFromStr("abc");
+  assert(s != NULL);
+
+  evstring_error_t err = evstring_pushStr(&s, s);
+  assert(err == EV_STR_ERR_NONE);
+  assert(strcmp(s, "abcabc") == 0);
+
+  evstring_free(s);
+
+  return 0;
+}

tests/ev_str/push_fmt_float.c

@@ -0,0 +1,25 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+#include <string.h>
+
+int main(void)
+{
+  evstring heap_str = evstring_new("Heap 'Hello, World!'");
+  assert(heap_str != NULL);
+
+  evstring_error_t res = evstring_push(&heap_str, "%.05f", 1.0f);
+  assert(res == EV_STR_ERR_NONE);
+  assert(evstring_getLength(heap_str) == 27);
+  assert(strcmp(heap_str, "Heap 'Hello, World!'1.00000") == 0);
+
+  res = evstring_push(&heap_str, "Something");
+  assert(res == EV_STR_ERR_NONE);
+  assert(evstring_getLength(heap_str) == 36);
+  assert(strcmp(heap_str, "Heap 'Hello, World!'1.00000Something") == 0);
+
+  evstring_free(heap_str);
+
+  return 0;
+}

tests/ev_str/push_variants.c

@@ -0,0 +1,29 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+#include <string.h>
+
+int main(void)
+{
+  evstring heap_str = evstring_new("Heap 'Hello, World!'");
+  assert(heap_str != NULL);
+
+  evstring_error_t push_str_res = evstring_push(&heap_str, "Hello, Sisyphus! %f", 0.001f);
+  assert(push_str_res == EV_STR_ERR_NONE);
+  assert(strcmp(heap_str, "Heap 'Hello, World!'Hello, Sisyphus! 0.001000") == 0);
+
+  evstring_error_t push_char_res = evstring_push(&heap_str, (char)'X');
+  assert(push_char_res == EV_STR_ERR_NONE);
+  assert(strcmp(heap_str, "Heap 'Hello, World!'Hello, Sisyphus! 0.001000X") == 0);
+
+  evstring source = evstr("Stack 'Hello, World!'");
+  evstring_view view = evstring_slice(source, 0, -1);
+  evstring_error_t push_view_res = evstring_push(&heap_str, view);
+  assert(push_view_res == EV_STR_ERR_NONE);
+  assert(strcmp(heap_str, "Heap 'Hello, World!'Hello, Sisyphus! 0.001000XStack 'Hello, World!'") == 0);
+
+  evstring_free(heap_str);
+
+  return 0;
+}

tests/ev_str/replace_first.c

@@ -0,0 +1,20 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+#include <string.h>
+
+int main(void)
+{
+  evstring text = evstring_new("Hello, Hello!");
+  assert(text != NULL);
+
+  evstring rep_str = evstring_replaceFirst(text, evstr("Hello"), evstr("Bye"));
+  assert(rep_str != NULL);
+  assert(strcmp(rep_str, "Bye, Hello!") == 0);
+
+  evstring_free(rep_str);
+  evstring_free(text);
+
+  return 0;
+}

tests/ev_str/replace_first_query_too_long.c

@@ -0,0 +1,18 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring text = evstr("ab");
+  evstring replacement = evstr("x");
+  evstring query = evstr("abc");
+
+  evstring result = evstring_replaceFirst(text, query, replacement);
+
+  assert(EV_EQUAL(evstring)(&result, &text));
+
+  evstring_free(result);
+  return 0;
+}

tests/ev_str/slice.c

@@ -0,0 +1,24 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+#include <string.h>
+
+int main(void)
+{
+  const evstring stack_str = evstr("Stack 'Hello, World!'");
+
+  evstring_view view = evstring_slice(stack_str, 0, -1);
+  assert(view.data == stack_str);
+  assert(view.offset == 0);
+  assert(view.len == evstring_getLength(stack_str));
+
+  evstring heap_str = evstring_new(view);
+  assert(heap_str != NULL);
+  assert(strcmp(heap_str, stack_str) == 0);
+  assert(evstring_getLength(heap_str) == evstring_getLength(stack_str));
+
+  evstring_free(heap_str);
+
+  return 0;
+}

tests/ev_str/stack_get_space.c

@@ -0,0 +1,12 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  evstring stack_str = evstr("abc");
+  assert(evstring_getSpace(stack_str) == 0);
+
+  return 0;
+}

tests/ev_str/stack_global_heap.c

@@ -0,0 +1,26 @@
+#define EV_STR_IMPLEMENTATION
+#include "ev_str.h"
+
+#include <assert.h>
+#include <string.h>
+
+static evstring global_str = evstr("Global 'Hello, World!'");
+
+int main(void)
+{
+  const evstring stack_str = evstr("Stack 'Hello, World!'");
+  assert(strcmp(stack_str, "Stack 'Hello, World!'") == 0);
+  assert(evstring_getLength(stack_str) == 21);
+
+  assert(strcmp(global_str, "Global 'Hello, World!'") == 0);
+  assert(evstring_getLength(global_str) == 22);
+
+  evstring heap_str = evstring_new("Heap 'Hello, World!'");
+  assert(heap_str != NULL);
+  assert(strcmp(heap_str, "Heap 'Hello, World!'") == 0);
+  assert(evstring_getLength(heap_str) == 20);
+
+  evstring_free(heap_str);
+
+  return 0;
+}

tests/ev_types/meson.build

@@ -0,0 +1,8 @@
+tests = [
+  'tostr',
+]
+
+foreach t : tests
+  exec = executable(t, t+'.c', include_directories: headers_include, c_args: evh_c_args)
+  test(t, exec, suite: 'types')
+endforeach

tests/ev_vec/meson.build

@@ -0,0 +1,12 @@
+tests = [
+  'zero_cap_grow',
+  'reducecap_updatelen',
+  'reducecap_free_elems',
+  'reducelen_free_elems',
+  'pop_out_frees_vector_owned_elem',
+]
+
+foreach t : tests
+  exec = executable(t, t+'.c', dependencies: [vec_dep], c_args: evh_c_args)
+  test(t, exec, suite: 'vec')
+endforeach

tests/ev_vec/pop_out_frees_vector_owned_elem.c

@@ -0,0 +1,55 @@
+#define EV_VEC_IMPLEMENTATION
+#include "ev_vec.h"
+
+#include <assert.h>
+#include <stdlib.h>
+
+static int free_calls = 0;
+
+typedef struct OwningInt {
+  int *ptr;
+} OwningInt;
+
+DEFINE_COPY_FUNCTION(OwningInt, Default)
+{
+  dst->ptr = malloc(sizeof(*dst->ptr));
+  assert(dst->ptr != NULL);
+  *dst->ptr = *src->ptr;
+}
+
+DEFINE_FREE_FUNCTION(OwningInt, Default)
+{
+  assert(self->ptr != NULL);
+  free(self->ptr);
+  self->ptr = NULL;
+  free_calls++;
+}
+
+TYPEDATA_GEN(OwningInt, COPY(Default), FREE(Default));
+
+int main(void)
+{
+  ev_vec(OwningInt) v = ev_vec_init(OwningInt);
+  assert(v != NULL);
+
+  OwningInt original = { .ptr = malloc(sizeof(*original.ptr)) };
+  assert(original.ptr != NULL);
+  *original.ptr = 42;
+
+  assert(ev_vec_push_impl(&v, &original) == 0);
+  free(original.ptr);
+
+  OwningInt out = {0};
+  assert(ev_vec_pop(&v, &out) == EV_VEC_ERR_NONE);
+  assert(out.ptr != NULL);
+  assert(*out.ptr == 42);
+
+  FREE_FUNCTION(OwningInt, Default)(&out);
+
+  /* Popping with an output copy transfers no pointer from the vector element.
+     The vector's own deep-copied element must still be destroyed. */
+  assert(free_calls == 2);
+
+  ev_vec_fini(&v);
+  return 0;
+}

tests/ev_vec/reducecap_free_elems.c

@@ -0,0 +1,28 @@
+#define EV_VEC_IMPLEMENTATION
+#include "ev_vec.h"
+
+#include <assert.h>
+
+static int free_calls = 0;
+
+static void count_free(void *self)
+{
+  (void)self;
+  free_calls++;
+}
+
+int main(void)
+{
+  ev_vec(i32) v = ev_vec_init(i32, free = count_free);
+  assert(v != NULL);
+
+  for(i32 i = 0; i < 5; i++) {
+    assert(ev_vec_push_impl(&v, &i) >= 0);
+  }
+
+  free_calls = 0;
+  assert(ev_vec_setcapacity(&v, 3) == EV_VEC_ERR_NONE);
+  assert(free_calls == 2);
+
+  ev_vec_fini(&v);
+}

tests/ev_vec/reducecap_updatelen.c

@@ -0,0 +1,21 @@
+#define EV_VEC_IMPLEMENTATION
+#include "ev_vec.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  ev_vec(i32) v = ev_vec_init(i32);
+  assert(v != NULL);
+
+  for(i32 i = 0; i < 5; i++) {
+    assert(ev_vec_push_impl(&v, &i) >= 0);
+  }
+
+  ev_vec_error_t err = ev_vec_setcapacity(&v, 2);
+  assert(err != EV_VEC_ERR_NONE || ev_vec_len(&v) <= ev_vec_capacity(&v));
+
+  ev_vec_fini(&v);
+
+  return 0;
+}

tests/ev_vec/reducelen_free_elems.c

@@ -0,0 +1,25 @@
+#define EV_VEC_IMPLEMENTATION
+#include "ev_vec.h"
+
+#include <assert.h>
+
+static int free_calls = 0;
+
+static void count_free(void *self)
+{
+  (void)self;
+  free_calls++;
+}
+
+int main(void)
+{
+  ev_vec(i32) v = ev_vec_init(i32, free = count_free);
+  assert(v != NULL);
+
+  free_calls = 0;
+  assert(ev_vec_setlen(&v, 3) == EV_VEC_ERR_NONE);
+  assert(ev_vec_setlen(&v, 1) == EV_VEC_ERR_NONE);
+  assert(free_calls == 2);
+
+  ev_vec_fini(&v);
+}

tests/ev_vec/zero_cap_grow.c

@@ -0,0 +1,19 @@
+#define EV_VEC_IMPLEMENTATION
+#include "ev_vec.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  ev_vec(i32) v = ev_vec_init(i32);
+  assert(v != NULL);
+
+  assert(ev_vec_setcapacity(&v, 0) == EV_VEC_ERR_NONE);
+  assert(ev_vec_capacity(&v) == 0);
+  assert(ev_vec_grow(&v) == EV_VEC_ERR_NONE);
+  assert(ev_vec_capacity(&v) > 0);
+
+  ev_vec_fini(&v);
+
+  return 0;
+}

tests/meson.build

@@ -0,0 +1,5 @@
+subdir('ev_hash')
+subdir('ev_log')
+subdir('ev_str')
+subdir('ev_types')
+subdir('ev_vec')